Several killed in Boston Marathon explosions

Two explosions killed several people and dozens were injured at the finish line of the Boston Marathon today. ( Video by Seth Harrison / The Journal News )

http://archive.newsleader.com/VideoNetwork/2303253078001/Several-killed-in-Boston-Marathon-explosionsrtmp://cp81317.edgefcs.net/ondemand/&mp4:brightcove/37861007001/37861007001_2303235760001_sh041513Boston-.mp4http://archive.newsleader.com/VideoNetwork/2303253078001/Several-killed-in-Boston-Marathon-explosionshttp://bcdownload.gannett.edgesuite.net/westchester/37861007001/37861007001_2303235762001_th-516c6b16e4b08382664087f2-672293882001.jpgSeveral killed in Boston Marathon explosionsTwo explosions killed several people and dozens were injured at the finish line of the Boston Marathon today. ( Video by Seth Harrison / The Journal News )2featuredNewsLOHUD00:57